Related topics: plos one · genes

Researcher affirms 86-year-old hypothesis

A Washington State University biologist has found what he calls "very strong support" for an 86-year-old hypothesis about how nutrients move through plants. His two-decade analysis of the phenomenon has resulted in a suite ...

A sex difference in sports interest: What does evolution say?

Sports are enormously popular, and one striking pattern is that boys and men are typically much more involved than are girls and women. This sex difference has policy implications, and it raises fundamental questions about ...

Climate models used to explain formation of Mars valley networks

The extensive valley networks on the surface of Mars were probably created by running water billions of years ago, but the source of that water is unknown. Now, a team of Penn State and NASA researchers is using climate models ...

Researchers use 'seafloor gardens' to switch on light bulb

One of the key necessities for life on our planet is electricity. That's not to say that life requires a plug and socket, but everything from shrubs to ants to people harnesses energy via the transfer of electrons—the basis ...

New paper suggests speech developed in a now-familiar form

At some point, probably 50,000 to 100,000 years ago, humans began talking to one another in a uniquely complex form. It is easy to imagine this epochal change as cavemen grunting, or hunter-gatherers mumbling and pointing. ...

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